Zapco DPN - Manual (Page 3)

Updating the DPN Program
3) Open the Zapco DownLoader file and you will see the Firmware
Update Screen
•Check that the Comm. Port matches
your device. If not, then click the
drop- down and pick the proper port.
(in this case Com4 is correct)
•Click File Open and navigate to the
hex file you just stored on the
desktop.
•Com Open should be showing. If not
you can click it
If you forget which Comm. port you’re using from step 2,
you can open the device manager from this screen to check